Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0JLA callsign genealogy
Currently held by Arko, Jayson L
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K0JLA's current licensee, walking backwards.
- Arko, Jayson LCOgranted 2011-07-22cancelled 2011-08-16
Successor callsigns
Callsigns held now by people who previously held K0JLA.
No current licensee on record previously held this callsign.